242423664 has 40 divisors (see below), whose sum is σ = 715728000. Its totient is φ = 69263808.

The previous prime is 242423663. The next prime is 242423677. The reversal of 242423664 is 466324242.

242423664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242423663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360414 + ... + 361085.

It is an arithmetic number, because the mean of its divisors is an integer number (17893200).

Almost surely, 2^242423664 is an apocalyptic number.

242423664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242423664 is an abundant number, since it is smaller than the sum of its proper divisors (473304336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242423664 is a wasteful number, since it uses less digits than its factorization.

242423664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721517 (or 721511 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

The square root of 242423664 is about 15569.9603082346. The cubic root of 242423664 is about 623.5314118476.

The spelling of 242423664 in words is "two hundred forty-two million, four hundred twenty-three thousand, six hundred sixty-four".